Display screen with a graphical user interface



The FIGURE is a front view of a display screen with a graphical user interface showing our new design.

The broken lines of even length shown in the drawing illustrates portions of the graphical user interface that form no part of the claimed design. The dash-dot broken lines show the display screen, and form no part of the claimed design. 

CLAIM The ornamental design for a display screen with a graphical user interface, as shown and described. 